27 citations · 146 across the 25 of their papers we have counts for
3 papers · 1 filter
Recognition of Named-Event Passages in News Articles
Luis Marujo, Wang Ling, Anatole Gershman +3
We extend the concept of Named Entities to Named Events - commonly occurring events such as battles and earthquakes. We propose a method for finding specific passages in news artic…
Key Phrase Extraction of Lightly Filtered Broadcast News
Luis Marujo, Ricardo Ribeiro, David Martins de Matos +3
This paper explores the impact of light filtering on automatic key phrase extraction (AKE) applied to Broadcast News (BN). Key phrases are words and expressions that best character…
A Labeled Graph Kernel for Relationship Extraction
Gonçalo Simões, Helena Galhardas, David Matos
In this paper, we propose an approach for Relationship Extraction (RE) based on labeled graph kernels. The kernel we propose is a particularization of a random walk kernel that exp…